# Filecoin Onchain Cloud Documentation

> Filecoin Onchain Cloud provides transparent storage, retrieval, and payments on the Filecoin network.

- [Overview](https://docs.filecoin.cloud/developer-guides.md): Learn about the available Synapse packages and how they relate.
- [Quick Start with Synapse SDK](https://docs.filecoin.cloud/getting-started.md): Learn how to install and use the Synapse SDK.
- [Filecoin Onchain Cloud Documentation](https://docs.filecoin.cloud/index.md): Filecoin Onchain Cloud provides transparent storage, retrieval, and payments on the Filecoin network.

## Cookbooks

- [Payments & Storage](https://docs.filecoin.cloud/cookbooks/payments-and-storage.md): How storage payments work. Deposit funds, FWSS streams to providers, done.

## Core Concepts

- [Foundations & Architecture](https://docs.filecoin.cloud/core-concepts/architecture.md): Understanding the architecture, design principles, and roles that power Filecoin’s programmable, verifiable cloud.
- [Filecoin Pay](https://docs.filecoin.cloud/core-concepts/filecoin-pay-overview.md): The programmable on-chain settlement engine powering service economics within the Filecoin Onchain Cloud.
- [Filecoin Pin](https://docs.filecoin.cloud/core-concepts/filecoin-pin.md): Filecoin Pin bridges Filecoin and IPFS, providing guaranteed IPFS pinning powered by the Filecoin Onchain Cloud.
- [Filecoin Warm Storage Service](https://docs.filecoin.cloud/core-concepts/fwss-overview.md): The warm storage layer of the Filecoin Onchain Cloud — optimized for frequent retrieval, verifiable availability, and live application use-cases.
- [Proof of Data Possession (PDP)](https://docs.filecoin.cloud/core-concepts/pdp-overview.md): Learn about the cryptographic proof protocol that enables verifiable decentralized storage.
- [Retrieval](https://docs.filecoin.cloud/core-concepts/retrieval.md): How the Filecoin Onchain Cloud serves stored data back to applications, from direct storage provider reads to CDN-accelerated delivery with Filecoin Beam.
- [Storage Provider Tiers](https://docs.filecoin.cloud/core-concepts/storage-providers.md): How storage providers qualify for the Filecoin Onchain Cloud; the difference between non-approved, approved, and endorsed providers, how each tier is granted, and how tiers affect provider selection in the Synapse SDK.

## Developer Guides

- [Migration Guide](https://docs.filecoin.cloud/developer-guides/migration-guide.md): Learn how to migrate to newer versions of the SDK.
- [Preview Packages](https://docs.filecoin.cloud/developer-guides/preview-packages.md): Install unreleased Synapse packages from pull requests, commits, and master using pkg.pr.new.
- [Session Keys](https://docs.filecoin.cloud/developer-guides/session-keys.md): Delegate signing permissions to ephemeral keys for improved UX and security.
- [Synapse SDK](https://docs.filecoin.cloud/developer-guides/synapse.md): Overview of the Synapse SDK.
- [Synapse Core](https://docs.filecoin.cloud/developer-guides/synapse-core.md): Low-level building blocks for direct contract interaction and storage provider communication.
- [Synapse React](https://docs.filecoin.cloud/developer-guides/synapse-react.md): Guide to integrating Synapse into React applications using Synapse React hooks.

### Payments

- [Payment Operations](https://docs.filecoin.cloud/developer-guides/payments/payment-operations.md): Fund your account and manage payments for Filecoin storage.
- [Rails & Settlement](https://docs.filecoin.cloud/developer-guides/payments/rails-settlement.md): Guide to payment rails and settlement operations

### Storage

- [Storage Costs](https://docs.filecoin.cloud/developer-guides/storage/storage-costs.md): Calculate storage costs and fund your account for future storage needs
- [Storage Operations](https://docs.filecoin.cloud/developer-guides/storage/storage-operations.md): Data set management, retrieval, downloads, and lifecycle operations with the Synapse SDK.
- [Larger, Cheaper Storage Batches](https://docs.filecoin.cloud/developer-guides/storage/storage-upgrade.md): How the storage upgrade fits more pieces into each operation, reduces costs, and benefits new data sets.
- [Upload Pipeline](https://docs.filecoin.cloud/developer-guides/storage/upload-pipeline.md): Upload data with multi-copy durability, from simple one-liner to manual store/pull/commit control.

## Getting Started

- [Quick Start with Filecoin Pin](https://docs.filecoin.cloud/getting-started/filecoin-pin.md): Install Filecoin Pin, connect your wallet, deposit storage credit, and pin your first file to Filecoin in around 10 minutes.

## Introduction

- [About Filecoin Onchain Cloud](https://docs.filecoin.cloud/introduction/about.md): Learn about Filecoin Onchain Cloud - a decentralized cloud platform built on Filecoin that enables smart-contract based storage and services.
- [Why Filecoin Onchain Cloud?](https://docs.filecoin.cloud/introduction/why.md): Learn about the key benefits and use cases of Filecoin Onchain Cloud for decentralized storage and services.

## Reference

- [Documentation](https://docs.filecoin.cloud/reference/toc.md)

### Filecoin Encryption Envelope

- [filecoin-encryption-envelope](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/toc.md)

#### Functions

- [decrypt](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/decrypt.md)
- [decryptRange](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/decryptrange.md)
- [decryptRangeWith](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/decryptrangewith.md)
- [decryptWith](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/decryptwith.md)
- [encrypt](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/encrypt.md)
- [parse](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/functions/parse.md)

#### Interfaces

- [ByteRange](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/interfaces/byterange.md)
- [ChunkedEncryptOptions](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/interfaces/chunkedencryptoptions.md)
- [ChunkedEnvelopeParams](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/interfaces/chunkedenvelopeparams.md)
- [RandomAccessSource](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/interfaces/randomaccesssource.md)
- [RangeResult](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/interfaces/rangeresult.md)

#### Namespaces

#### Type Aliases

- [AppMetadata](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/type-aliases/appmetadata.md)
- [CborValue](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/type-aliases/cborvalue.md)
- [EnvelopeInfo](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/type-aliases/envelopeinfo.md)
- [KeyResolver](https://docs.filecoin.cloud/reference/filecoin-encryption-envelope/type-aliases/keyresolver.md)

### Filoz

#### Synapse Core

- [@filoz/synapse-core](https://docs.filecoin.cloud/reference/filoz/synapse-core/toc.md)

#### Synapse React

- [@filoz/synapse-react](https://docs.filecoin.cloud/reference/filoz/synapse-react/toc.md)

#### Synapse Sdk

- [@filoz/synapse-sdk](https://docs.filecoin.cloud/reference/filoz/synapse-sdk/toc.md)

## Resources

- [Additional Resources](https://docs.filecoin.cloud/resources/additional-resources.md): Resources for Filecoin Onchain Cloud.
- [Community Projects](https://docs.filecoin.cloud/resources/community-projects.md): FOC WG and community-maintained SDKs, tools, and projects for Filecoin Onchain Cloud.
- [Contract Addresses](https://docs.filecoin.cloud/resources/contracts.md): Official smart contract addresses for Filecoin Onchain Cloud services
- [Devnet Configuration](https://docs.filecoin.cloud/resources/devnet.md): Configure Synapse SDK for local development